*{box-sizing:border-box}body{margin:0;background:#fff;color:#222;font-family:'Noto Sans',Arial,sans-serif;font-size:16px;line-height:1.6}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:default}button:focus-visible,a:focus-visible{outline:3px solid #777;outline-offset:3px}[hidden]{display:none!important}header{padding:22px 4%;display:flex;justify-content:space-between;border-bottom:1px solid #eee}header a{color:#151515;font-size:24px;letter-spacing:.14em;text-decoration:none;font-weight:600}header span{color:#666}main{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px;max-width:1440px;padding:35px 30px 55px;margin:auto}.preview-column{position:sticky;top:20px;align-self:start;min-width:0}.views{display:flex;gap:8px;margin-bottom:16px}.views button,.steps button,#room-options button{border:1px solid #ddd;background:#fff;padding:12px 14px;border-radius:4px;font-size:15px}.views button[aria-pressed=true],.steps button[aria-selected=true],#room-options button[aria-pressed=true]{background:#222;color:#fff;border-color:#222}.stage{background:#f3f2f0;min-height:430px;display:grid;place-items:center;padding:28px}#design-view{width:100%;text-align:center}#poster{max-width:100%;max-height:690px;display:block;margin:auto;box-shadow:6px 12px 24px #0002}#three-view{width:100%;height:630px}#three-view>div{width:100%;height:100%}#room-view,#room-canvas{width:100%;height:auto}#room-options{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}#preview-note,#quality{font-size:14px;color:#666;margin:12px 0}h1{font-size:clamp(30px,3vw,44px);line-height:1.13;letter-spacing:-.035em;margin:10px 0 20px;font-weight:600}h2{font-size:24px;line-height:1.25;margin:26px 0 16px}h3{font-size:20px}.eyebrow{font-size:13px;letter-spacing:.13em}.intro{font-size:18px;color:#555}.steps{display:flex;gap:5px;margin:28px 0 16px}.steps button{flex:1;padding:12px 7px;font-size:14px;white-space:nowrap}label{display:block;font-weight:600;margin:17px 0 10px}input:not([type=checkbox]):not([type=color]):not([type=range]):not([type=file]),select{width:100%;padding:13px 12px;margin-top:7px;border:1px solid #ccc;border-radius:4px;background:#fff;color:#222;font-size:16px}input[type=range]{width:100%;accent-color:#222;display:block;margin:12px 0}input[type=checkbox]{width:20px;height:20px;accent-color:#222;flex-shrink:0}.check{display:flex;align-items:center;gap:10px;font-weight:400}.template-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.template-grid button{padding:0 0 10px;border:1px solid #ddd;background:#fff;border-radius:5px;overflow:hidden}.template-grid button[aria-pressed=true]{border:2px solid #222;box-shadow:0 0 0 1px #222}.template-grid img{width:100%;aspect-ratio:2/3;object-fit:cover;display:block;background:#eee}.template-grid span{display:block;font-size:14px;font-weight:600;padding:9px 5px 0;line-height:1.35}.template-grid small{font-size:12px;color:#666}.primary,.upload-button{display:block;width:100%;padding:16px 20px;border:0;border-radius:4px;background:#202020;color:#fff;text-align:center;font-size:17px;font-weight:600;margin-top:22px}.upload-button{cursor:pointer}.upload-button input,.replace-button input{display:none}.secondary{border:1px solid #aaa;border-radius:4px;background:#fff;padding:11px 15px;margin:10px 0;font-size:15px}.hint{color:#666;font-size:14px}.photo-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:22px 0}.photo-grid button{padding:4px;border:1px solid #ccc;background:white;border-radius:4px;overflow:hidden}.photo-grid button[aria-pressed=true]{border:2px solid #222}.photo-grid img{width:100%;aspect-ratio:1;object-fit:cover}.photo-grid span{display:block;font-size:13px}.row{display:flex;gap:10px}.replace-button{cursor:pointer;text-decoration:underline;font-size:15px}.text-button{border:0;background:none;text-decoration:underline;font-size:15px}.palettes{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}.palettes button{width:38px;height:38px;border:1px solid #aaa;border-radius:50%;box-shadow:inset 0 0 0 3px #fff}.colors{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.colors label{font-size:14px}.colors input{width:100%;height:42px;border:1px solid #ccc;margin-top:5px;background:white}.purchase{border-top:1px solid #ddd;margin-top:30px;padding-top:12px}.price-row{display:flex;justify-content:space-between;align-items:center;margin:24px 0}.price-row strong{font-size:29px}.price-row span{text-align:right;font-size:14px;color:#555}#status{font-size:15px;min-height:24px}dialog{border:0;border-radius:7px;padding:28px;max-width:600px;width:calc(100% - 24px);max-height:94vh;overflow:auto}dialog::backdrop{background:#0008}#close-review{float:right;background:none;border:0;font-size:28px}#review-image{display:block;max-width:100%;max-height:55vh;margin:20px auto}#review-quality{font-size:15px}
@media(max-width:850px){header{padding:15px 18px}header span{display:none}main{grid-template-columns:1fr;padding:18px 16px 35px;gap:18px}.preview-column{position:static}.stage{padding:20px;min-height:0}#poster{max-height:480px}#three-view{height:430px}.views{gap:5px}.views button{font-size:13px;padding:12px 8px;flex:1}h1{font-size:34px}h2{font-size:24px}.steps{position:sticky;top:0;z-index:2;background:#fff;padding:10px 0}.steps button{font-size:13px}.template-grid span{font-size:14px}.intro{font-size:17px}.price-row span{font-size:13px}.primary{font-size:17px}#preview-note,#quality{font-size:14px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
#design-view{position:relative}#poster{touch-action:none;cursor:grab}#poster:active{cursor:grabbing}#drag-preview{position:absolute;left:50%;top:0;transform:translateX(-50%);pointer-events:none;z-index:1}#drag-preview svg{display:block;width:100%;height:100%}.drag-hint{font-size:15px;color:#444;margin:14px 0}